21836209 is an odd 8-digits prime number following 21836208
and preceding 21836210 . In scientific notation, it is written as 2.1836209 × 10^7.
The sum of its digits is 31. It has a total of 1 prime factors and 2 positive divisors.
There are 21836208 positive integers (up to 21836209) that are relatively prime to 21836209.
21836209 has 2 divisors, whose sum is 21836210
The reverse of 21836209 is 90263812
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million eight hundred thirty-six thousand two hundred nine
Scientific notation
2.1836209 × 10^7
Engineering notation
2.1836209 × 10^6
Prime Factorization
21836209
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21836209
Product of the distinct prime numbers
The prime factorization of 21836209 is 21836209.
Since it has a total of 1 prime factors.
6 , 10 , 23 , 23 , 823 , 312 , 9955 , 7980 , 34927 , 28159 , 155496 , 222062 , 9016678 , 917256 , 6135146 , 74931883 , 319727328 , 423535688 , 2004245605 , 1775748813
n×2
43672418
n×3
65508627
n×4
87344836
n×5
109181045
n÷2
10918104.5
n÷3
7278736.3333333
n÷3
5459052.25
n÷5
4367241.8
n2
476820023491681
n3
1.0411941688349E+22
n4
2.2735733480261E+29
n5
4.9646222804327E+36
2 √n
4672.9229610598
3 √n
279.50682318162
4 √n
68.358781155458
5 √n
29.365368053324
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21836210
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10918105
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4672.9230680592
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.999999908409
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21836209 can be divided by 2 positive divisors.
The sum of these divisors (counting 21836209) is 21836210, the average is 10918105.
Base
System
Value
2
Binary
1010011010011000110110001
3
Ternary
1112002101122111
4
Quaternary
1103103012301
5
Quinary
21042224314
6
Senary
2100005321
8
Octal
123230661
10
Decimal
21836209
12
Duodecimal
7390841
16
Hexadecimal
14d31b1
20
Vigesimal
6g9aa9
36
Base36
d00xd
md5
e8694b8353ca209ad1e9a6a5262cccd3
sha1
55c7dd8f75e7f67830664e15a40954874636b303
sha256
4546ad7a7c6029b024ae5073e68e99d139895c5e2535eb30c9bc26f87968eb45
sha512
8739d933d6fe2bd6ae749195017a2abd32e678ab27145a0c932be3b8430cda63ada3299e20fd8f928bb6f8e068fa948a49f91d1b950b2bf30ebe3e150e2cf497
ripemd-160
489fb09f9b661440732e4f5e0c0ec7ff50273f3a
Diameter
43672418
Circumference
137200947.5533
Area
1.497974282886E+15
Volume
4.3613439356964E+22
Surface area
5.9918971315439E+15
Circumference
137200947.5533
Perimeter
87344836
Area
476820023491681
Diagonal
30881062.918613
Surface area
2860920140950086
Volume
1.0411941688349E+22
Space diagonal
37821423.432693
Perimeter
65508627
Area
2.0646912668844E+14
Altitude
18910711.716346
Surface area
2.0646912668844E+14
Volume
1.2270590955251E+21
Height
10293687.639538